3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo substr(md5(time()), 0, 4);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
7.2.00.0000.01319.30
7.1.200.0030.00615.53
7.1.100.0000.01117.83
7.1.70.0030.00317.16
7.1.60.0130.01019.17
7.1.50.0140.01116.62
7.1.00.0070.03022.41
7.0.200.0070.00016.51
7.0.140.0100.06721.95
7.0.100.0030.04719.90
7.0.90.0030.08320.02
7.0.80.0100.07719.91
7.0.70.0000.06319.93
7.0.60.0070.07319.93
7.0.50.0070.08720.16
7.0.40.0070.08320.07
7.0.30.0100.08020.07
7.0.20.0130.07720.10
7.0.10.0170.07020.10
7.0.00.0030.09020.14
5.6.280.0000.07721.03
5.6.250.0070.04320.59
5.6.240.0070.08720.57
5.6.230.0130.04320.63
5.6.220.0100.07320.48
5.6.210.0100.07320.59
5.6.200.0030.07021.03
5.6.190.0130.06021.13
5.6.180.0000.08721.03
5.6.170.0030.09021.04
5.6.160.0100.07720.98
5.6.150.0100.07721.05
5.6.140.0100.07021.09
5.6.130.0030.08320.94
5.6.120.0030.08721.10
5.6.110.0100.06721.11
5.6.100.0130.07721.04
5.6.90.0030.08021.05
5.6.80.0030.06320.44
5.6.70.0130.07320.41
5.6.60.0170.07020.38
5.6.50.0130.06720.42
5.6.40.0200.06320.47
5.6.30.0100.07720.37
5.6.20.0030.08020.38
5.6.10.0070.07020.35
5.6.00.0100.04720.38
5.5.380.0070.07320.45
5.5.370.0100.07320.44
5.5.360.0070.07020.40
5.5.350.0100.08320.41
5.5.340.0130.04320.63
5.5.330.0130.06020.91
5.5.320.0170.06720.88
5.5.310.0170.06020.87
5.5.300.0030.05020.77
5.5.290.0130.08020.78
5.5.280.0030.08720.75
5.5.270.0130.08320.82
5.5.260.0100.08020.87
5.5.250.0130.05720.70
5.5.240.0170.05320.25
5.5.230.0100.07320.23
5.5.220.0130.07720.24
5.5.210.0070.04320.26
5.5.200.0170.05020.22
5.5.190.0000.09020.20
5.5.180.0070.08320.22
5.5.160.0030.05020.23
5.5.150.0070.06320.27
5.5.140.0070.08020.10
5.5.130.0000.07320.16
5.5.120.0070.04320.22
5.5.110.0100.07320.24
5.5.100.0030.08020.16
5.5.90.0070.07720.16
5.5.80.0070.07720.14
5.5.70.0170.07319.99
5.5.60.0100.08020.08
5.5.50.0030.05720.13
5.5.40.0030.04320.04
5.5.30.0070.07020.05
5.5.20.0070.08319.98
5.5.10.0130.07020.10
5.5.00.0170.07019.96
5.4.450.0070.05019.24
5.4.440.0100.06319.38
5.4.430.0030.09019.22
5.4.420.0130.04719.13
5.4.410.0130.07319.32
5.4.400.0070.07019.05
5.4.390.0070.08019.07
5.4.380.0070.06319.05
5.4.370.0100.07018.79
5.4.360.0030.05018.81
5.4.350.0070.08019.09
5.4.340.0170.06319.09
5.4.320.0070.08019.06
5.4.310.0070.07319.14
5.4.300.0100.04719.05
5.4.290.0100.07018.89
5.4.280.0130.07019.09
5.4.270.0070.07019.02
5.4.260.0200.06318.78
5.4.250.0170.06719.05
5.4.240.0070.07719.02
5.4.230.0100.05019.02
5.4.220.0070.06319.11
5.4.210.0070.03719.07
5.4.200.0070.06719.11
5.4.190.0070.06718.77
5.4.180.0100.08019.22
5.4.170.0000.04719.08
5.4.160.0100.06019.00
5.4.150.0070.06719.04
5.4.140.0070.06716.13
5.4.130.0100.06716.33
5.4.120.0100.07316.39
5.4.110.0000.07016.45
5.4.100.0130.05016.32
5.4.90.0100.06316.20
5.4.80.0030.04316.39
5.4.70.0070.03316.41
5.4.60.0030.03716.39
5.4.50.0030.04016.28
5.4.40.0030.07316.34
5.4.30.0000.06316.39
5.4.20.0200.05316.35
5.4.10.0070.05316.30
5.4.00.0030.03715.81
5.3.290.0070.07714.62
5.3.280.0070.08014.61
5.3.270.0070.04714.58
5.3.260.0030.05014.51
5.3.250.0030.04314.59
5.3.240.0030.08314.45
5.3.230.0100.07314.45
5.3.220.0030.07714.38
5.3.210.0100.05314.38
5.3.200.0100.06314.42
5.3.190.0070.05314.38
5.3.180.0100.07314.38
5.3.170.0070.04714.54
5.3.160.0100.06314.39
5.3.150.0030.06314.53
5.3.140.0070.07714.53
5.3.130.0100.07014.54
5.3.120.0100.07714.49
5.3.110.0100.05714.48
5.3.100.0000.04014.01
5.3.90.0070.04013.95
5.3.80.0030.07013.97
5.3.70.0030.07313.79
5.3.60.0100.07013.93
5.3.50.0030.05313.79
5.3.40.0170.06713.89
5.3.30.0030.05713.88
5.3.20.0130.02713.61
5.3.10.0130.06313.40
5.3.00.0070.06713.49
5.2.170.0030.04711.09
5.2.160.0030.06011.10
5.2.150.0070.04311.09
5.2.140.0030.06011.09
5.2.130.0070.06011.11
5.2.120.0070.06011.11
5.2.110.0070.06011.14
5.2.100.0070.05311.09
5.2.90.0070.04311.09
5.2.80.0000.06711.09
5.2.70.0070.05011.09
5.2.60.0000.06711.09
5.2.50.0000.07011.09
5.2.40.0070.05011.09
5.2.30.0070.03711.09
5.2.20.0130.04711.09
5.2.10.0000.06711.09
5.2.00.0070.03711.09
5.1.60.0000.02711.09
5.1.50.0030.05311.09
5.1.40.0070.02711.09
5.1.30.0000.06011.09
5.1.20.0000.06011.09
5.1.10.0030.05311.09
5.1.00.0030.02711.09
5.0.50.0030.02311.09
5.0.40.0000.04711.09
5.0.30.0030.03011.09
5.0.20.0070.02711.09
5.0.10.0070.04011.09
5.0.00.0070.06311.09
4.4.90.0070.03011.09
4.4.80.0070.03311.09
4.4.70.0030.01711.09
4.4.60.0070.03011.09
4.4.50.0100.01011.09
4.4.40.0030.04711.09
4.4.30.0000.02011.09
4.4.20.0070.03011.09
4.4.10.0000.04011.09
4.4.00.0030.05011.09
4.3.110.0000.02711.09
4.3.100.0030.02711.09
4.3.90.0000.03711.09
4.3.80.0070.04711.09
4.3.70.0030.03311.09
4.3.60.0000.03311.09
4.3.50.0030.02711.09
4.3.40.0030.04311.09
4.3.30.0000.03311.09
4.3.20.0000.03711.09
4.3.10.0000.02711.09
4.3.00.0030.01711.09

preferences:
38.12 ms | 401 KiB | 5 Q